Declining Bark Beetle Densities (Ips typographus, Coleoptera: Scolytinae) from Infested Norway Spruce Stands and Possible Implications for Management

The eight-toothed spruce bark beetle (Ips typographus) is the most serious insect pest in Central European forests. During the past two decades, extreme meteorological events and subsequent beetle infestations have killed millions of cubic meters of standing spruce trees. Not all the infested stands...

Full description

Bibliographic Details
Main Authors: Alexander Angst, Regula Rüegg, Beat Forster
Format: Article
Language:English
Published: Hindawi Limited 2012-01-01
Series:Psyche: A Journal of Entomology
Online Access:http://dx.doi.org/10.1155/2012/321084